25890858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{205483}}^1$

素因数の和:205498

約数の個数: 24

約数和(自身を含む): 64111008

約数和(自身を除く): 38220150

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 205483, 410966, 616449, 1232898, 1438381, 1849347, 2876762, 3698694, 4315143, 8630286, 12945429, 25890858]

約数ペア:

[(1, 25890858), (2, 12945429), (3, 8630286), (6, 4315143), (7, 3698694), (9, 2876762), (14, 1849347), (18, 1438381), (21, 1232898), (42, 616449), (63, 410966), (126, 205483)]